A beginners tutorial to learn Firebase in React for business application with authentication, authorization and a real-time database. The tutorial gives you the perfect React Firebase boilerplate project.

The book about GraphQL is not intended to be used as a reference nor an in-depth guide about the internals of the GraphQL specification. Instead, it takes you on a journey learning GraphQL with JavaScript the pragmatic way by building client- and server-side applications. The book covers lots of facets about GraphQL in JavaScript which are important for building modern applications nowadays.

A walkthrough on React hooks which are used to add side-effects to React function components. You will learn about the motivation, how to use them and further reading material to dive deeper into them.

This tutorial guides you through building a simple application with with RxJS in React. I am by no means an expert with RxJS, just learning it myself, but I just hope to offer you inspiration on how to do things differently in React. This tutorial is no introduction to RxJS but only one of many ways of using it with React.

There are too many people who encounter the following warnings. I have seen many GitHub issues regarding it and many people are asking me about it as well. That's why I wanted to have one article to address it.

The tutorial shows how you can build up on a mocked GraphQL server for writing tests for your Apollo Client queries and mutations in React. So far, the Apollo Client instance can be replaced with a mock, but the unsolved question keeps popping up: How to test Apollo Client in a React application?